B01F 23/215
By forcing the gas through absorbent pads containing the liquid
Official title: {by forcing the gas through absorbent pads containing the liquid}
B01F23/215 (By forcing the gas through absorbent pads containing the liquid) appears on 91 US grants and 68 published applications in this corpus.
Search patents in B01F- Granted patents
- 91
- Published applications
- 68
- Assignees
- 61
- Inventors
- 194
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 2 |
| 2014 | 0 | 3 |
| 2015 | 4 | 11 |
| 2016 | 6 | 8 |
| 2017 | 10 | 17 |
| 2018 | 17 | 5 |
| 2019 | 6 | 5 |
| 2020 | 3 | 3 |
| 2021 | 7 | 6 |
| 2022 | 4 | 2 |
| 2023 | 2 | 1 |
| 2024 | 2 | 3 |
| 2025 | 3 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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- Humidifier and household appliance11 Jan 2024US 2024/0011657 A1Gd Midea Environment Appliances Mfg Co., Ltd.
- Disinfection humidifier and methods using the same4 Jan 2024US 2024/0003558 A1Soclean, Inc.
- Dispenser with an improved heater arrangement16 Feb 2023US 2023/0048941 A1S. C. Johnson & Son, Inc.
Most cited
By later US patents